In this episode of SpaceTime , we uncover groundbreaking discoveries and innovative advancements in the realm of space and planetary science.

Record-Breaking Cosmic Structure Discovered

Astronomers have imaged an unprecedented cosmic structure, a massive cloud of energetic particles surrounding a galaxy cluster that spans nearly 200 million light years. This remarkable finding, presented at the 246th meeting of the American Astronomical Society, challenges existing theories about particle energization, suggesting that giant shock waves and turbulence are at play rather than nearby galaxies. We delve into the implications of this discovery for our understanding of cosmic magnetic fields and the dynamics of galaxy clusters.

A New Approach to Building Mars

A recent study has revealed a novel method for planetary core formation, suggesting that molten sulfide rather than metal could create a core in rocky planets like Mars. This research, published in Nature Communications, offers fresh insights into the early evolution of terrestrial worlds, particularly in sulfur-rich environments. We discuss how this finding could reshape our understanding of Mars's geochemical timeline and its core formation process.

High-Performance Infrared Nano Antennas

Scientists have developed innovative gold nano antennas that significantly enhance the capabilities of thermal infrared cameras, improving image quality and sensitivity. This advancement, led by researchers at Sandia National Laboratories, allows for clearer observations of thermal infrared radiation, with applications ranging from astronomy to national security. We explore the technology behind these nano antennas and their potential impact on various fields.

www.spacetimewithstuartgary.com (https://www.spacetimewithstuartgary.com/)

✍️ Episode References

Nature Communications

https://www.nature.com/ncomms/ (https://www.nature.com/ncomms/)

American Astronomical Society

https://aas.org/ (https://aas.org/)

Sandia National Laboratories

https://www.sandia.gov/ (https://www.sandia.gov/)

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00:00 This is Space Time Series 28, Episode 74 for broadcast on 20 June 2025

01:00 Record-breaking cosmic structure discovered

12:15 A new approach to building Mars

22:30 High-performance infrared nano antennas

30:00 Science report: New dinosaur species discovered

Episode link: https://play.headliner.app/episode/27728278?utm_source=youtube